/* CoralCube | Massively Multiplayer Online Role-Playing Game(MMORPG) Emulator.
|* 
|* Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
|*               2008-2010 TrinityCore <http://www.trinitycore.org/>
|*               2008-2010 CoralCube <http://www.CoralCube.com/>
|*
|* This program is free software. You can redistribute it and/or modify it under the terms of 
|* the GNU General Public License as published by the Free Software Foundation, either 
|* version 2 of the License.
|*
|* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY, 
|* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
|* See the GNU General Public License for more details.
|*
|* You should have received a copy of the GNU General Public License along with this program. 
|* If not, see <http://www.gnu.org/licenses/>.
|*/

#ifndef CORE_FLEEINGMOVEMENTGENERATOR_H
#define CORE_FLEEINGMOVEMENTGENERATOR_H

#include "MovementGenerator.h"
#include "DestinationHolder.h"
#include "Traveller.h"

template<class T>
class FleeingMovementGenerator : public MovementGeneratorMedium< T, FleeingMovementGenerator<T> >
{
public:
    FleeingMovementGenerator(uint64 fright) : i_frightGUID(fright), i_nextCheckTime(0) { }

    void Initialize(T &);
    void Finalize(T &);
    void Reset(T &);
    bool Update(T &, const uint32 &);
    bool GetDestination(float &x, float &y, float &z) const;

    MovementGeneratorType GetMovementGeneratorType() { return FLEEING_MOTION_TYPE; }

private:
    void _setTargetLocation(T &owner);
    bool _getPoint(T &owner, float &x, float &y, float &z);
    bool _setMoveData(T &owner);
    void _Init(T &);

    bool is_water_ok   :1;
    bool is_land_ok    :1;
    bool i_only_forward:1;

    float i_caster_x;
    float i_caster_y;
    float i_caster_z;
    float i_last_distance_from_caster;
    float i_to_distance_from_caster;
    float i_cur_angle;
    uint64 i_frightGUID;
    TimeTracker i_nextCheckTime;

    DestinationHolder< Traveller<T> > i_destinationHolder;
};

class TimedFleeingMovementGenerator : public FleeingMovementGenerator<Creature>
{
public:
    TimedFleeingMovementGenerator(uint64 fright, uint32 time) : FleeingMovementGenerator<Creature>(fright), i_totalFleeTime(time) { }

    MovementGeneratorType GetMovementGeneratorType() { return TIMED_FLEEING_MOTION_TYPE; }
    bool Update(Unit &, const uint32 &);
    void Finalize(Unit &);

private:
    TimeTracker i_totalFleeTime;
};

#endif
